Tolerability of FODMAP - reduced diet in irritable bowel syndrome - efficacy, adherence, and body weight course.

Background:  FODMAP reduced diet (fermentable oligo-, di-, monosaccharide, and polyols) belongs to the established therapy strategies in irritable bowel syndrome (IBS). However, disadvantages of this diet are significant and may lead to weight loss and insufficient patient adherence. Reports from Germany are not available yet.